York S1-025-41178-000 Expansion Valve 30067439-890 This specific model serves as

This specific model serves as the factory-authorized successor to several legacy part numbers

For technicians requiring granular field adjustments

Common Questions: What is the maximum working pressure (MWP) for this control

An unrestricted main line provides more air than the thermostat can bleed off

Direct Fitment: Designed for immediate installation into standard burner spuds across various York and Coleman furnace models

York S1-025-41178-000 Expansion Valve 30067439-890 This specific model serves asThe York S1 025 41178 000 Expansion Valve is a critical OEM replacement component engineered for 3 ton residential and light commercial condensing units. This thermostatic expansion valve (TXV) is specifically calibrated for R 22 refrigerant, utilizing a 3 8" x 3 8" connection size to ensure precise metering and optimal superheat control. For contractors managing R 22 legacy systems, this valve provides the exact pressure drop required to maintain